B&G 20-S, 2-SCR, 3-SCR, 2-SPB, 3-SPB Maintenance Manual

Parts List & Maintenance Manual

135 Region South Dr, Jackson, GA 30233

• Read Owner’s Manual completely before operating this sprayer.

• Always wear safety goggles, gloves and protective clothing while using this sprayer.

• Do not leave sprayer in the sun, when not in use.

• Never use flammable liquids in this tank.

• Never store spray material in this tank.

• Always release pressure when sprayer is not in use and before removing pump from tank.

•

• Clean and rinse sprayer thoroughly after each use.

• Never attempt to alter sprayer from original condition.

• Always use replacement parts from original manufacturer.

IMPROPER USE OR FAILURE TO FOLLOW INSTRUCTIONS CAN RESULTIN EXPLOSIVE FAILURE
WITH MAJOR INJURIES. FOR SAFE USE OF THIS PRODUCT, YOU MUST READ AND FOLLOW
ALL INSTRUCTIONS BEFORE USE.

PRE-USE SPRAYER SAFETY INSPECTION:

CAUTION: DO NOT ATTEMPT TO PATCH LEAKS, ETC. AS THIS COULD RESULT IN SERIOUS

10. Empty tank.

11. PROCEED WITH FILLING, PRESSURIZING AND SPRAYING INSTRUCTIONS WITH DESIRED

NEVER SPRAY FLAMMABLE MATERIALS; ALWAYS READ CHEMICAL LABEL BEFORE FILLING
SPRAYER, AS SOME CHEMICALS MAY BE HAZARDOUS WHEN USED WITH THIS SPRAYER.

FILLING INSTRUCTIONS:

1. To engage handle in lock position: Push handle down to completely compress spring and

2. To remove pump engage handle in locked position and turn pump handle down to com-

3. Prepare spray solution following directions on chemical container label.

4. Strain solution to remove foreign particles, which can clog sprayer nozzle.

5. Fill tank to indicated or desired useable capacity, leaving remaining space for compressed

6. Check pump barrel to be sure no dirt or grass is stuck to barrel.

7. Place pump into tank opening and rotate clockwise until tightly locked and sealed into

PRESSURING INSTRUCTIONS:

1. Disengage handle from locked position by pushing down and turning 1/4 turn counter-

CAUTION: TO PREVENT EJECTED PUMP ASSEMBLY AND/OR SOLUTION FROM STRIKING

CAUTION: NEVER PRESSURIZE SPRAYER BY AND MEANS OTHER THAN THE ORIGINAL PUMP.

2. TO PRESSURIZE TANK: Pump plunger up and down until it works hard.

3. Engage handle in lock position.

THIS SPRAYER IS NOW UNDER PRESSURE AND DANGEROUS.

SPRAYING INSTRUCTIONS

1. Always wear protective goggles, gloves, long sleeve shirt, long pants and sturdy foot pro-

2. Point nozzle away from you.

3. Squeeze shut-off handle to open and adjust nozzle to desired spray pattern by rotating

TURNING NOZZLE CAP TOO FAR WILL RESULT IN CAP FLYING OFF ALLOWING SPRAY MATE­RIAL TO SPRAY BACK ON YOU. Re-pump unit as required to maintain spray force.

www.bgequip.com

800-544-8811• Fax [phone]

CAUTIONS FOR SAFE OPERATION

Read and follow all instructions and cautions on label of chemical spray material to be used.

WARNING

1. Check tightness of hose clamp with screwdriver to be sure hose is securely attached to the
tank outlet nipple.

2. Inspect hose for deterioration, cracks, softness or brittleness. If any of these conditions
are found, replace hose before using. Replace with original manufacturer’s parts only.

3. Remove pump (SEE PRESSURE RELEASE INSTRUCTIONS.)

4. Inspect interior and exterior of tank for signs of deterioration (i.e. rust, cracks, bubbling
and/or pitting)of body and bottom. Any sign of deterioration indicates possible tank weak­ening and could result in explosive bursting under pressure. If any of these signs are
found, DISCARD TANK IMMEDIATELY AND REPLACE.

INJURY.

5. For pressure testing and sprayer use familiarization. FOLLOW FILLING INSTRUCTIONS EX­CEPT: Use water only.

6. FOLLOW PRESSURIZATION INSTRUCTIONS EXCEPT, pump plunger only 8-10 strokes and
inspect for leaks.

7. After inspection is completed, pump plunger until it works hard and lock handle.

8.

(FOLLOW SPRAYING INSTRUCTIONS)Verify desired spraying patterns and practice spraying.

9. If unit passes this test, release pressure (SEE PRESSURE RELEASE INSTRUCTIONS.)

CHEMICAL SOLUTION.

rotate handle 1/4 turn clockwise, then allow handle to raise into lock position.

pletely compress spring and rotate handle 1/4 turn clockwise, then allow handle to raise
into lock position.

air (SEE FRONT PAGE OF MANUAL FOR THE MAXIMUM USEABLE CAPACITY).

tank opening.

clockwise to release handle.

AND INJURING YOU, NEVER STAND WITH FACE OR BODY OVER TOP OF TANK
WHEN PUMPING OR LOOSENING PUMP.

tection.

nozzle cap (not complete nozzle) clockwise from fine spray to solid stream (maximum
2 turns).

WARNING

WARNING

WARNING

20-S Stainless Steel Sprayer

CAUTION: Do not leave a pressurized sprayer in the hot sun. Heat can cause pressure

PRESSURE RELEASE INSTRUCTIONS:

To safely release pressure in tank and avoid possibility of injury follow steps 1 through 4
COMPLETELY LISTED BELOW.

1. Place unit on its side with top directed away from you and with hose outlet on top.

2. Direct nozzle away from you and open shut-off allowing spray solution in discharge

3. Turn sprayer up right.

4. Remove pump (FOLLOW STEPS 1 AND 2 OF FILLING INSTRUCTION) while maintaining

CLEANING SPRAYER AFTER USE:

10. Remove pump.

11. Empty sprayer.

12. REPEAT STEPS 1-11 IF NECESSARY.

SPRAYER MAINTENANCE:

1. Periodically remove nozzle and extension tube from shut-off.

2. With shut-off discharge hole pointing upward, place 6-8 drops of light oil into discharge

3. Piston cup should be periodically greased.

4. If nozzle clogs:

5. Never use any tool to remove pump if there is pressure in sprayer.

SPRAYER STORAGE:

1. Sprayer tank should be hung upside down with pump removed in a warm dry location.

2. Do not store or leave any solution in tank after use.
CAUTION: DO NOT ATTEMPT TO MODIFY OR REPAIR THIS PRODUCT EXCEPT WITH

Sprayer leaks at closure

LOOK FOR: 1. Sediment or foreign particles on surface of pump gasket or closure surface

REMEDY: 1. Clean all foreign particles from pump gasket and closure surface.

Spray material overflows through pump barrel or pump handle rises when handle
is unlocked.

LOOK FOR: Sediment or foreign particles under check valve or chipped, torn, or swollen

REMEDY: Remove pump, clean check valve and pump valve seat if necessary.

Hose leaks at tank.

LOOK FOR: 1. Loose hose clamp.

REMEDY: 1. Tighten hose clamp.

Poor spray pattern, partial spray or complete stoppage.

LOOK FOR: 1. Spray extension, nozzle, or shut-off plugged.
REMEDY: 1. Remove nozzle and clean.

Hose leaks at shut-off

LOOK FOR: Swollen, split or faulty hose
REMEDY: Replace hose

Sprayer pumps hard

LOOK FOR: Plunger cup dry
REMEDY: Grease plunger cup

Sprayer pump does not compress air.

LOOK FOR: Damaged plunger cup.
REMEDY: Replace with new pump or rod assembly.

build-up.

WARNING

assemble and remaining air pressure to be completely exhausted.

position of top of sprayer directed away from you.

1. Rinse tank thoroughly with clear water.

2. Empty tank.

3. Refill tank with clear water.

4. Check pump barrel to be sure no dirt or grass is stuck to barrel.

5. Place pump into tank opening and rotate clockwise until tightly locked and sealed in tank
opening.

6. Disengage handle from locked position by pushing down and turning 1/4 turn counter­clockwise to release handle.

7. Pump plunger up and down 8-10 strokes.

8. Open shut-off and allow water to run throughout to clean discharge assembly.

9. Release pressure (FOLLOW PRESSURE RELEASE INSTRUCTIONS).

hole then depress lever.

A. Remove complete nozzle assembly.
B. Disassemble nozzle.
C. Clean openings of any obstructions

ORIGINAL MANUFACTURER’S PARTS.

TROUBLESHOOTING

2. Chipped, torn swollen defective pump gasket.

2. Remove old gasket and replace with new.

pump check valve.

2. Cracked hose.

2. Replace hose.

2. Remove extension and clean

3. Depressurize tank, remove lever and unscrew retainer from shut-off. Remove
diaphragm and clean inside of shut off. See assembly and disassembly.

95138378 Rev 11/10

Nozzle drips when spray control valve is shut-off.

LOOK FOR: Dirt in shut-off valve or worn out diaphragm.
REMEDY: 1. Depressurize tank. Remove lever and unscrew retainer from shut-off.

Sprayer tank leaks.

LOOK FOR: Evidence of spray material escaping tank.
REMEDY: Replace tank.

Syphon tube leaks.

LOOK FOR:

REMEDY:

Stainless

Steel Tank

2. Remove diaphragm and clean inside of shut-off. Replacediaphragm if swollen
or torn. Replace spring if broken. See assembly and disassembly.

When spray shut-off valve is opened, tank air pressure is released through nozzle
before tank is empty.
On stainless steel units – replace tank. On plastic unit, replace removable plastic
syphon tube. See hints below for plastic sprayer pump unit.

1

3

Pump Unit

(Complete)

To release handle

push handle down

to depress coil

spring and turn

handle counter-

clockwise 1/2 turn,

then lift handle.

5

Pump Cap

To lock handle, push

handle down, to

depress coil spring
and turn handle 1/4
turn clockwise then
allow handle to rise

into lock position.

13

Spring

To dislodge

pump barrel

from cap,

hold pump

barrel and pull

handle. Make

sure pump cup

is well greased.

6

Pump Barrel Kit

7

Shut-Off

Assembly

Viton® is a registered trademark of
Dupont Performance Elastomers.

2

Extension

Storage Clip

8

Extension

Valve Assembly

13

Parts Kit

9

Spray Tip

Pin to Cone

10

Fan Spray Tip

and Tip Cap

Turn clockwise to seal.

Turn counterclockwise and lift out.

11

Hose Assembly

4

Pump Rod

13

Parts Kit

Includes:

Spring

Polypropylene Cup

Grease Pack

Viton®Gasket

12

Carry Strap

Item # Part # Description

1 43000211 2 Gallon Stainless Steel Tank

2 43000075 Extension Storage Clip

3 43000333 Pump Unit (Complete)

4 43000250 Pump Rod

5 43000017 Pump Cap

6 43000603 Pump Barrel Kit

7 43000084 Shut-Off Assembly

8 43000233 Plastic Extension 12” (Standard)

8 43000244 Plastic Extension 18” (Available)

8 43000188 Brass Extension 12” (Available)

8 43000190 Brass Extension 18” (Available)

9 43000237 Spray Tip Pin to Cone

10 43000493 Fan Spray Tip & Tip Cap (Available)

11 43000113 Hose Assembly 40” with 2 clamps

12 33000052 Carry Strap

13 33000256 Parts Kit

Check Valve

Viton®Diaphragm

Two Viton®O-Rings

Two Stainless Steel Nuts

Disc Cup Galvanized

Backup Washer

Stainless Steel Washer Lock

13

Parts Kit

13

Parts Kit